package org.mch.func.encode;

public class Native2ASCII {

	public static void main(String argv[]) {

		Native2ASCII tt = new Native2ASCII();

		String str1 = tt.native2ascii("���������й���");

		System.out.println(str1);

		String str2 = tt.ascii2native(str1);

		System.out.println(str2);

	}

	public String native2ascii(String str) {

		char ac[] = str.toCharArray();
		int len = ac.length;
		StringBuffer out = new StringBuffer();

		for (int i = 0; i < len; i++)

			if (ac[i] > '\177') {

				out.append(new char[] { 92, 117 });

				String s1 = Integer.toHexString(ac[i]);

				StringBuffer stringbuffer = new StringBuffer(s1);

				stringbuffer.reverse();

				int l = 4 - stringbuffer.length();

				for (int i1 = 0; i1 < l; i1++) {
					stringbuffer.append('0');
				}

				for (int j1 = 0; j1 < 4; j1++) {
					out.append(stringbuffer.charAt(3 - j1));
				}

			} else {

				out.append(ac[i]);

			}

		return out.toString();

	}

	public String ascii2native(String str) {

		char[] ac1 = str.toCharArray();
		int k = ac1.length;
		StringBuffer sb = new StringBuffer();
		int k1 = 0;

		do {

			if (k1 >= k)
				break;

			char c = ac1[k1++];

			if (c != '\\' || k - k1 < 5) {
				sb.append(c);
				continue;
			}

			c = ac1[k1++];

			if (c != 'u') {
				sb.append('\\');
				sb.append(c);
			} else {
				char c1 = '\0';
				boolean flag2 = true;
				try {
					c1 = (char) Integer.parseInt(new String(ac1, k1, 4), 16);
				} catch (NumberFormatException numberformatexception) {
					flag2 = false;
				}

				if (flag2) {
					sb.append(c1);
					k1 += 4;
				} else {
					sb.append('\\');
					sb.append(c);
				}
			}
		} while (true);

		return sb.toString();
	}
}
